Re: [Histonet] Ultra-Low Temp. Upright Freezer

2009-09-18 Thread John C. Dennis
Dear Lucie We're buying a new -80 freezer soon. The word I got from those with experience is: So-Low is not so good. REVCO (the we are replacing) once was good but has declined in quality (along with GM et al, apparently) Forma is the one we're buying. NOTE: the high end model requires

Re: [Histonet] 200 proof alcohol?

2008-11-05 Thread John C. Dennis
Caroline I would not recommend using the same alcohol for histo that you use for molecular work. Assuming by molecular you mean isolating DNA/RNA, cloning, etc. You'll want a higher grade, more expensive alcohol for nucleic acid work then the histological stuff that comes in a 55 gal drum.